Add GL_ARB_invalidate_subdata functions to GrGLInterface.

src/gpu/gl/iOS/GrGLCreateNativeInterface_iOS.cpp

 
 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #include "gl/GrGLInterface.h"
@@ skipping 132 matching lines @@
     functions->fDeleteVertexArrays = glDeleteVertexArraysOES;
     functions->fGenVertexArrays = glGenVertexArraysOES;
 #endif
 
 #if GL_EXT_debug_marker
     functions->fInsertEventMarker = glInsertEventMarkerEXT;
     functions->fPushGroupMarker = glPushGroupMarkerEXT;
     functions->fPopGroupMarker = glPopGroupMarkerEXT;
 #endif
 
+#if GL_ES_VERSION_3_0 || GL_ARB_invalidate_subdata
+    functions->fInvalidateFramebuffer = glInvalidateFramebuffer;
+    functions->fInvalidateSubFramebuffer = glInvalidateSubFramebuffer;
+#endif
+
+#if GL_ARB_invalidate_subdata
+    functions->fInvalidateBufferData = glInvalidateBufferData;
+    functions->fInvalidateBufferSubData = glInvalidateBufferSubData;
+    functions->fInvalidateTexImage = glInvalidateTexImage;
+    functions->fInvalidateTexSubImage = glInvalidateTexSubImage;
+#endif
+
     interface->fStandard = kGLES_GrGLStandard;
     interface->fExtensions.init(kGLES_GrGLStandard, glGetString, NULL, glGetIntegerv);
 
     return interface;
 }